55 Minute Oasis Treadmill Routine:

Time Speed Incline
0-2 4.0 1.5%
2-5 6.0 1.5%
5-10 6.5 1.5%
10-15 7.0 1.5%
15-20 7.5 1.5%
20-22 4.0 1.5%
22-25 6.0 1.5%
25-30 6.5 1.5%
30-35 7.0 1.5%
35-40 7.5 1.5%
sub-total: 4.4 miles
40-55 4.0 4.5%
sub-total: 1.0 miles
Total: 5.4 miles

Called the “oasis” routine because at 20 minutes, you get to start over at 4.0 mph. Like an oasis in the desert. You get it. ;)